Model: 1444E129-1

Spur Gear

Properties:

Body Style
Plain, solid
Spline Quantity
23 both ends
End Application
Grumman a10 aircraft
Pitch Diameter
3.1373 inches
Teeth Quantity
24
Bore Style
Involute spline both ends
Bore Style
W/counterbore counterbore, first end
Spline Pitch Diameter
0.7188 inches both ends
Hardness Rating
35.0 rockwell c
Outside Diameter
3.395 inches
Tooth Form
Stub
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.260 inches second end
Distance Between Body Face And Protruding Hub End
1.380 inches first end
Face Width
0.420 inches
Bore Diameter
0.792 inches both ends
Counterbore Depth
1.060 inches counterbore, first end
Counterbore Diameter
0.820 inches counterbore, first end
Hub Style Designator
Plain both ends
Hub Diameter
1.000 inches second end
Hub Diameter
1.250 inches first end
Material
Steel comp 4140
Material Specification
66aisi/sae4140 federal standard single material response
Style Designator
Protruding hubs
NSN
3020-01-093-8790
Part Number
1444E129-1
Description
Gear,spur
CAGE
56672

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

Part 1444E129-1 NSN 3020-01-093-8790

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05466
FIIG:
A27300
Concept No.:
1
App. Key:
AH
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197337
UFC:
96690
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately

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